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Scientific American, Vol. 26, No. 8 (1872) (1872)

leaf 7

An illustration from Scientific American, Vol. 26, No. 8 (1872), 1872, leaf 7
the usual manner, and a nozzle, C. The nozzle, C, telescopes held from lateral movement, the entire arch, made by succes- over the barrel, B; the barre] has a straight steam passage sive courses, being thus bound together. through it, closed by the nozzle which abuts against the end This… … of seals in immense numbers, but where they friction, spend their winters is an unsolved mystery. Suf- The gasket may be renewed if desired, when ficient search has been made for their winter the boiler is under pressure, by raising it up to abodes, with a view to taking their skins, to show that…

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